JAI SINGH
Technical Engineer
Noida
Summary
Senior Experience Engineer with 8+ years of experience building scalable, high-performance digital platforms. Specialized in React.js, Next.js, TypeScript, enterprise design systems, and frontend architecture. Proven ability to modernize platforms, improve Core Web Vitals, and deliver accessible user experiences. Strong collaborator known for influencing architecture decisions, mentoring engineers, and driving engineering excellence.
Overview
9
9
years of professional experience
6
6
Certifications
2
2
Languages
Work History
Senior Experience Engineer
Publicis Sapient
02.2022 - Current
- Lead frontend development for a global multi-brand e-commerce platform serving millions of users.
- Architect reusable, brand-agnostic components aligned with enterprise design systems and AAA accessibility.
- Drive frontend architecture using Next.js, Nx monorepo, GraphQL, Zustand, and React Query.
- Improve Core Web Vitals through code splitting, lazy loading, caching strategies, and image optimization.
- Design scalable analytics architecture using event delegation and XDM schema.
- Mentor junior engineers and contribute to coding standards and architectural governance.
- Key Projects
- Goodyear – Global Multi-Brand E-Commerce Platform
- Built PLPs, promo systems, checkout flows, and dynamic card components.
- Optimized monorepo performance and improved CI/CD workflows.
- Delivered pixel-perfect UI integrated with AEM.
- Nissan – Infiniti Configurator & Version Explorer
- Developed responsive vehicle configuration workflows.
- Built reusable components integrated with AEM.
- Collaborated with global teams to deliver high-quality releases.
- Altria – Multi-Brand Websites
- Developed marketing and product websites using reusable templates.
- Participated in internal hackathons and engineering knowledge sessions.
UI Engineer
Tata Consultancy Services
01.2017 - 02.2022
- Designed and developed enterprise cargo manifest interfaces used in global logistics operations.
- Built end-to-end Vue.js architecture with Azure CI/CD pipelines.
- Integrated Azure AD authentication and secure REST APIs.
- Managed WebLogic deployments and supported production releases.
- Translated Figma designs into production-ready applications.
- Collaborated with QA and business teams in Agile environments.
- Key Projects
- Global Manifest Application
- Developed UI using HTML, CSS, and JavaScript with Java backend integrations.
- Supported release cycles and production deployments.
- Customs Declaration Application
- Created Vue.js architecture and production-ready Azure environments.
- Contributed to React applications using hooks and Context.
Education
B.Tech (Honours) - Mechanical Engineering
Jaipur Engineering College & Research Center
Jaipur, Rajasthan, India01-2016
Skills
Frontend: Reactjs, Nextjs, TypeScript, JavaScript (ES6), Vuejs, React Native, Tailwind, SCSS, Accessibility (WCAG), Responsive UI
Architecture: Micro-frontends, Nx Monorepo, GraphQL, REST, gRPC, Zustand, React Query, Nodejs, NestJS
Cloud: AWS (Basics), CI/CD, Infrastructure Concepts
Certification
TypeScript Fundamentals (2025)
Timeline
Senior Experience Engineer
Publicis Sapient
02.2022 - Current
UI Engineer
Tata Consultancy Services
01.2017 - 02.2022
B.Tech (Honours) - Mechanical Engineering
Jaipur Engineering College & Research Center